- [S3] #21 The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct, or Dormant (1910), Cokayne, George Edward (main author) and Vicary Gibbs (added author), (New edition. 13 volumes in 14. London: St. Catherine Press,1910-), vol. 1 p. 79 (Reliability: 3).
- [S15] #189 The Scots Peerage: Founded on Wood's Edition of Sir Robert Douglas's Peerage of Scotland, Containing an Historical and Genealogical Account of the Nobility of that Kingdom, with Armorial Illustrations (1904-1914), Paul , Sir James Balfour, (9 volumes. Edinburgh: D. Douglas, 1904-1914), FHL book 941 D22p; FHL microfilms104,157-104,161., vol. 1 p. 328 (Reliability: 3).